/////////////////////////////////////////////////////////////////////////////
// Original code from libhdfs3. Copyright (c) 2013 - 2014, Pivotal Inc.
// All rights reserved. Author: Zhanwei Wang
/////////////////////////////////////////////////////////////////////////////
//  Modifications by Kumo Inc.
// Copyright (C) Kumo inc. and its affiliates.
// Author: Jeff.li lijippy@163.com
// All rights reserved.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.
//



#pragma once

#include <kmhdfs/common/exception_internal.h>

namespace Hdfs {
namespace Internal {

template<typename T>
void InvokeThrow(const char * str, bool * trigger) {
    if (!trigger || *trigger) {
        THROW(T, "%s", str);
    }
}

template<typename T, typename R>
R InvokeThrowAndReturn(const char * str, bool * trigger, R ret) {
    if (!trigger || *trigger) {
        THROW(T, "%s", str);
    }

    return ret;
}

template<typename R>
R InvokeWaitAndReturn(int timeout, R ret, int ec) {
    if (timeout > 0) {
        sleep_for(milliseconds(timeout));
    }

    errno = ec;
    return ret;
}

static inline void InvokeDoNothing() {

}

}
}
